ILCA/ Laser Gorilla Tiller With Aluminium Tiller Extension This is a class-legal ILCA tiller.This is the traditional style, made from aluminium with a stainless steel wear plate fitted to limit damage from the traveller block.The ILCA tiller comes fitted with clamcleat for the rudder blade downhaul as well as a complete tiller extension assembly. The tiller extension is made of aluminium and features a foam grip. The length of the tiller extension is 1079mm.